diff --git a/README.md b/README.md
index 273b6fb..d305ec5 100644
--- a/README.md
+++ b/README.md
@@ -111,6 +111,8 @@ It is not always easy to set up the type-checking environment for ESLint without
 So we don't recommend you to configure individual type-aware rules and the corresponding language options all by yourself.
 Instead, you can start by extending from the `recommendedTypeChecked` configuration and then turn on/off the rules you need.
 
+As of now, all the rules you need to turn on must appear *before* calling `...vueTsEslintConfig({ extends: ['recommendedTypeChecked'] })`, and all the rules you need to turn off must appear *after* calling it.
+
 ```js
 // eslint.config.mjs
 import pluginVue from "eslint-plugin-vue";
@@ -118,15 +120,20 @@ import vueTsEslintConfig from "@vue/eslint-config-typescript";
 
 export default [
   ...pluginVue.configs["flat/essential"],
+
+  {
+    files: ['**/*.ts', '**/*.tsx', '**/*.mts', '**/*.vue'],
+    rules: {
+      // Turn on other rules that you need.
+      '@typescript-eslint/require-array-sort-compare': 'error'
+    }
+  },
   ...vueTsEslintConfig({ extends: ['recommendedTypeChecked'] }),
   {
     files: ['**/*.ts', '**/*.tsx', '**/*.mts', '**/*.vue'],
     rules: {
       // Turn off the recommended rules that you don't need.
       '@typescript-eslint/no-redundant-type-constituents': 'off',
-
-      // Turn on other rules that you need.
-      '@typescript-eslint/require-array-sort-compare': 'error'
   }
 ]
 ```
diff --git a/package.json b/package.json
index f1b75d0..82bc619 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vue/eslint-config-typescript",
-  "version": "14.1.1",
+  "version": "14.1.2",
   "description": "ESLint config for TypeScript + Vue.js projects",
   "main": "./dist/index.mjs",
   "type": "module",
diff --git a/src/index.ts b/src/index.ts
index c8d887e..e202374 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -70,6 +70,25 @@ export default function createConfig({
     })
   }
 
+  // More meaningful error message for the user, in case they didn't know the correct config name.
+  for (const name of configNamesToExtend) {
+    if (!tseslint.configs[name]) {
+      const nameInCamelCase = name.replace(/-([a-z])/g, (_, letter) =>
+        letter.toUpperCase(),
+      )
+
+      // @ts-expect-error
+      if (tseslint.configs[nameInCamelCase]) {
+        throw new Error(
+          `The config name "${name}" is not supported in "extends". ` +
+            `Please use "${nameInCamelCase}" instead.`,
+        )
+      }
+
+      throw new Error(`Unknown config name in "extends": ${name}.`)
+    }
+  }
+
   const mayHaveJsxInSfc = supportedScriptLangs.jsx || supportedScriptLangs.tsx
   const needsTypeAwareLinting = configNamesToExtend.some(
     name =>
diff --git a/test/index.spec.ts b/test/index.spec.ts
index babf340..86fe549 100644
--- a/test/index.spec.ts
+++ b/test/index.spec.ts
@@ -191,3 +191,14 @@ test('#87: should not error if the project root has an older version of espree i
   const { stdout } = await runLintAgainst('with-older-espree', FROM_FIXTURES)
   expect(stdout).toMatch(WHITESPACE_ONLY)
 })
+
+test('should guide user to use camelCase names in "extends"', async () => {
+  const eslintConfigPath = path.join(__dirname, '../examples/type-checked/eslint.config.js')
+  const { modify, restore } = setupFileMutations(eslintConfigPath)
+  modify((oldContents) => oldContents.replace('recommendedTypeChecked', 'recommended-type-checked'))
+  const { failed, stderr } = await runLintAgainst('type-checked')
+  restore()
+
+  expect(failed).toBe(true)
+  expect(stderr).contain('Please use "recommendedTypeChecked"')
+})